RE: CHALLENGE: typing and reusability

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Article #3418

#3418

From: cs450a03
Date: Mon, 08 Apr 1991 22:40

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Chip Salzenburg   >>>   or  >
Me                >>

>>> I like type safety.
>>(1) What is "type safety"?

>For me, it means that "messageNotUnderstood" is impossible unless I
>lie to the compiler.

Hmm...  Here's what I think you're saying:

messageNotUnderstood ---> run time error
lie to the compiler  ---> program bug

>>(3) How does that exclude dynamic typing?
>Dynamic typing permits "messageNotUnderstood".

not if you don't lie to the compiler

Raul Rockwell

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From: cs450a03@uc780.umd.edu
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Subject: RE: CHALLENGE: typing and reusability
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Date: 8 Apr 91 22:40:04 GMT
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